7528040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 18869760

約数和(自身を除く): 11341720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 467, 520, 620, 806, 934, 1240, 1612, 1868, 2015, 2335, 3224, 3736, 4030, 4670, 6071, 8060, 9340, 12142, 14477, 16120, 18680, 24284, 28954, 30355, 48568, 57908, 60710, 72385, 115816, 121420, 144770, 188201, 242840, 289540, 376402, 579080, 752804, 941005, 1505608, 1882010, 3764020, 7528040]

約数ペア:

[(1, 7528040), (2, 3764020), (4, 1882010), (5, 1505608), (8, 941005), (10, 752804), (13, 579080), (20, 376402), (26, 289540), (31, 242840), (40, 188201), (52, 144770), (62, 121420), (65, 115816), (104, 72385), (124, 60710), (130, 57908), (155, 48568), (248, 30355), (260, 28954), (310, 24284), (403, 18680), (467, 16120), (520, 14477), (620, 12142), (806, 9340), (934, 8060), (1240, 6071), (1612, 4670), (1868, 4030), (2015, 3736), (2335, 3224)]